Voltage tester



FIG. 1 is a front perspective view of a voltage tester showing my newdesign;

FIG. 2 is a right side view;

FIG. 3 front view;

FIG. 4 is a bottom plan view;

FIG. 5 is a top plan view;

FIG. 6 is a left side view; and,

FIG. 7 is a rear view.

The ornamental design for a voltage tester, as shown and described.